Champion
Champion Racing

Champion 296 Spark Plug

Brand Champion 296
Center Electrode Tip Material Nickel
Classification Champion Racing Plugs
Electrical Terminal Type Non-Removable Nut
Ground Electrode Core Material Nickel
Ground Electrode Quantity 1
Ground Electrode Tip Design Cut Back Ground Wire
Hex Size 0.625
Hex Size 15.880
Hex Type Hex
Manufacturer Heat Range 59
Plug Type C59CX
Pre-Gap Size 0.035
Pre-Gap Size 0.89
Reach 0.75
Resistor Type No
Seat Type Flat
Thread Diameter 0.551
Thread Diameter 14.000
Product line Champion Racing
Fits Yamaha, Gas Gas, Husqvarna, KTM, and Lamborghini

Racing plug design. Built for engine builders, weekend racers, and street performance use.

Cut-back ground wire. Helps promote a stronger spark for performance tuning.

Nickel electrodes. Uses nickel on both electrodes for dependable ignition performance.

Cross-references Autolite AR3933, C59C and C59CX for the same application. See all 3.

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Free returns within 60 days if it doesn't fit when fitment is verified.

Champion Racing Spark Plug 296 Overview

Champion Racing 296 is a performance spark plug built for engine builders, weekend racers, and street performance applications that need consistent ignition under demanding conditions. It uses a cut-back ground wire design, a nickel center electrode, and a flat seat configuration to support stable spark delivery in secondary ignition systems.

Champion Racing plugs are used in many professional race cars and trucks, and this C59CX plug follows that racing-focused approach with a 0.035 pre-gap, 14 mm thread diameter, 0.75 reach, and non-removable nut terminal. It is also cross-referenced to Autolite AR3933 for the same application.

Key Features

  • Champion Racing part number 296
  • Plug type C59CX with flat seat design
  • Cut-back ground wire electrode for focused spark exposure
  • Nickel center electrode and nickel ground electrode core material
  • 0.035 pre-gap size for performance ignition setups
  • 14 mm thread diameter, 0.75 reach, and 0.625 hex size
  • Non-resistor spark plug with non-removable nut terminal

Detailed Description

Champion Racing 296 is a secondary ignition spark plug engineered for performance engines that demand a race-oriented plug design. The cut-back ground electrode tip helps expose the spark kernel more directly, while the nickel electrode materials provide a proven construction for high-output ignition systems. If you are searching for a Champion Racing spark plug 296, C59CX racing plug, or a performance spark plug for engine builders and street performance tuning, this part delivers the core specifications needed for precise plug selection.

For buyers comparing ignition parts for Chevrolet Camaro, Ford Mustang, or other performance builds, the 296 spark plug should be matched to the engine’s required heat range, thread reach, seat type, and terminal style. The manufacturer heat range is 59, and the plug uses a flat seat with a 14 mm thread and 0.75 reach.

What It Helps Address

  • Misfire concerns in performance ignition setups
  • Inconsistent spark delivery under higher-load operation
  • Plug selection needs for race-style secondary ignition systems
  • Replacement of worn plugs with the correct heat range and reach
  • Fitment searches for Champion Racing 296 and C59CX applications

Installation Notes and Tips

Verify the engine’s required thread diameter, reach, seat type, and terminal style before installation. Confirm the specified gap for your application and check that the ignition system is set up for a non-resistor plug. For fitment-based searches, use the exact engine and vehicle requirements rather than relying on appearance alone. This part is commonly searched for Chevrolet Camaro and Ford Mustang performance applications, but final compatibility depends on the engine specification.

Quality Assurance

Champion Racing plugs are built for performance-focused use and are based on the same plug family used in professional racing environments. Part number 296 is manufactured to the listed specifications for consistent selection and replacement in appropriate applications.

This part fits 0 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Autolite — AR3933C59CC59CX